Google Jules MCP Server

An MCP (Model Context Protocol) server that provides access to the Google Jules API - Google's AI-powered coding agent for automating software development tasks.

Features

This MCP server exposes all Jules API capabilities:

Sources

• jules_list_sources - List all connected GitHub repositories
• jules_get_source - Get details of a specific source

Sessions

• jules_list_sessions - List all coding sessions
• jules_get_session - Get session details including state and outputs
• jules_create_session - Create a new coding task for Jules
• jules_approve_plan - Approve a plan in a session requiring approval
• jules_send_message - Send a message to Jules within a session

Activities

• jules_list_activities - List all activities within a session
• jules_get_activity - Get details of a specific activity

Installation

Using npx (recommended)

npx google-jules-mcp

Global installation

npm install -g google-jules-mcp
google-jules-mcp

Configuration

Environment Variable

Set your Google Jules API key:

export GOOGLE_JULES_API_KEY=your_api_key_here

MCP Client Configuration

Add to your MCP client configuration (e.g., Claude Desktop):

{
  "mcpServers": {
    "google-jules": {
      "command": "npx",
      "args": ["google-jules-mcp"],
      "env": {
        "GOOGLE_JULES_API_KEY": "your_api_key_here"
      }
    }
  }
}

Usage Examples

List available repositories

Use jules_list_sources to see all connected GitHub repositories.

Create a coding session

Use jules_create_session with:
- prompt: "Fix the authentication bug in login.js"
- source: "sources/github/myorg/myrepo"
- startingBranch: "main"
- automationMode: "AUTO_CREATE_PR"

Monitor session progress

Use jules_list_activities with the sessionId to see what Jules is doing.

Interact with Jules

Use jules_send_message to ask Jules questions or provide feedback during a session.

API Key

To get your Jules API key:

1. Go to Jules Settings
2. Create a new API key
3. Keep it secure - don't share or commit it to public repositories

Prerequisites

• Node.js 18.0.0 or higher
• A Google Jules API key
• GitHub repositories connected to Jules (via the Jules web app)

License

MIT

Links

• Jules API Documentation
• Jules Web App
• MCP Protocol